Senior Fullstack Developer

R&C Request GmbH; Wien; Remote; EUR 40 000 - 60 000; Teilzeit

Zusammenfassung

A leading secure documentation firm is seeking a Senior Full Stack Developer. You'll drive product support and client projects in a fully remote international setting. The ideal candidate should have proven expertise in Java, JavaScript, and DevOps practices. Join a long-term impactful project with cutting-edge technologies and a commitment to innovation.

Leistungen

Ownership in a modern international environment

Join a long-term impactful project

Contribute to building sustainable solutions

Qualifikationen

• Proven full stack expertise with several years of hands-on experience.
• Ability to tackle large-scale legacy projects independently.
• Fluent in English for effective international collaboration.

Aufgaben

• Work on product development within the core team.
• Act as a technical partner to the lead developer.
• Apply DevOps practices in a security-focused environment.

Kenntnisse

Java (Spring Boot)

JavaScript/React

Microservices architecture

Linux shell scripting

Python

TypeScript

Angular

DevOps

Security/cryptography

Docker

Jobbeschreibung

Our client is leading in secure documentation and authentication solutions setting the benchmark for safety and trust.

As a Senior Full Stack Developer you’ll join the core team driving product support and customer projects working closely with the lead developer as a trusted sparring partner.

The ideal candidate brings a holistic view of modern IT spanning software architecture, database design and DevOps practices combined with the confidence to make smart impactful decisions.

For maximum security all infrastructure is operated entirely on‑premise.

Tasks

• Product Development & Customer Projects: work within the core team to maintain and enhance products while driving client‐specific implementations.
• Technical Partnering: act as a sparring partner for the lead developer contributing to architecture, database design and decision‑making.
• Security‑Driven Development: apply DevOps practices and holistic IT expertise in an on‑premise infrastructure with a strong focus on security, embedded systems, cryptography and smart‑card / PKI integration.

Requirements

Proven full stack expertise: several years of hands‑on experience and strong skills in Java (Spring Boot), JavaScript/React, microservices architecture and scripting (Linux shell, Python).

Adaptability & Problem‑Solving: ability to quickly dive into large‑scale legacy projects, work independently on complex engineering challenges and deliver efficient solutions.

Professional Communication: broad technical perspective combined with business‑fluent English for effective collaboration in international environments.

Additional Technical Skills: advantageous experience with TypeScript, Angular or other FE frameworks, Electron, C#, security/cryptography embedded development (e.g., smartcard), DevOps across Linux/Windows plus Docker and AWS.

Leadership & Mindset: ownership of complex projects end‑to‑end, strong communication and teamwork, willingness to mentor juniors and the ambition to grow into a lead developer role with long‑term commitment.

Benefits

• Join a highly impactful long‑term project with strong growth potential.
• Take ownership in a modern international environment with cutting‑edge technologies.
• Contribute actively to building sustainable solutions that make a difference.

Key Facts

• Project start: ASAP / September 2025
• Contract type: Freelancer
• Workload: 100%
• Hourly rate: 75 EUR
• Location: Fully remote work from anywhere within the EU – you need EU‑work visa or permission
• Language: English
• Duration: 12 months (long‑term commitment preferred)

Key Skills

APIs, REST, Spring, SOAP, .NET, React, Node.js, Angular, J2EE, JavaScript, Web Services, Java